Site	State	PM AQI* (ug/m3)
Nogales Post Office	AZ	33
North Valley	NM	25
Jefferson	NM	23
South Valley	NM	20
West Phoenix	AZ	20
Chamizal C41	TX	20
Anthony	NM	16
Ascarate Park Southeast C37	TX	15
Hidden Valley	AZ	15
Orange Grove	AZ	14